Adjustable strap



FIG. 1 is a side elevational view of an adjustable strap showing my new design, the side opposite being substantially a mirror image;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an end elevational view of the upper end shown in FIG. 2; and

FIG. 5 is an end elevational view of the lower end shown in FIG. 2. 

The ornamental design for an adjustable strap, as shown and described. 